body,html{
	font-weight: 200;
	line-height: 1;
	font-family: 'PingFang SC', 'STHeitiSC-Light', 'Helvetica-Light', arial, sans-serif;
}
.clearfix{
	display: inline-block;
	&:after{
		display:block;
		content: '.';
		height: 0;
		clear: both;
		line-height: 0;
		visibility: hidden;
	}
}
@media (-webkit-min-device-pixel-radio: 1.5), (min-device-pixel-radio: 1.5){
	.border-1px{
		&::after{
			-webkit-transform: scaleY(0.7);
			transform: scaleY(0.7);
		}
	}
}

@media (-webkit-min-device-pixel-radio: 2),(min-device-pixel-radio: 2){
	.border-1px{
		&::after{
			-webkit-transform: scaleY(0.5);
			transform: scaleY(0.5);
		}
	}
}
